Home / 5,184,005.40-7,776,008.10-3,292,882.20

Finding the Fourth Proportional to 5,184,005.40, 7,776,008.10 and 3,292,882.20

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Solution

The fourth proportional to 5,184,005.40, 7,776,008.10 and 3,292,882.20 is: 4,939,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,005.40 : 7,776,008.10 = 3,292,882.20 : x
  2. Step 2: Convert to fraction form
    5,184,005.40/7,776,008.10 = 3,292,882.20/x
  3. Step 3: Cross multiply
    5,184,005.40x = 7,776,008.10 × 3,292,882.20
  4. Step 4: Simplify right side
    5,184,005.40x = 25,605,478,659,545.82
  5. Step 5: Solve for x
    x = 25,605,478,659,545.82/5,184,005.40
  6. Step 6: Final answer
    x = 4,939,323.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.